/**
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements.  See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership.  The ASF licenses this file to you under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with the License.  You may obtain
 * a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package org.apache.zookeeper.graph;

import java.io.Serializable;
import java.util.HashMap;

public abstract class LogEntry implements Serializable {
    private HashMap attributes;

    public LogEntry(long timestamp) {
        attributes = new HashMap();
        setAttribute("timestamp", new Long(timestamp));
    }

    ;

    public long getTimestamp() {
        return (Long) getAttribute("timestamp");
    }

    public abstract Type getType();

    public void setAttribute(String key, Object v) {
        attributes.put(key, v);
    }

    public Object getAttribute(String key) {
        return attributes.get(key);
    }

    public enum Type {UNKNOWN, LOG4J, TXN}
}
